Ottawa International (Canada) weather
Find a forecast
Forecast days
-
Maximum daytime temperature: 24° Celsius; Minimum nighttime temperature: 11° Celsius;
Maximum daytime temperature: 24° Celsius; Minimum nighttime temperature: 11° Celsius; -
Maximum daytime temperature: 25° Celsius; Minimum nighttime temperature: 13° Celsius;
Maximum daytime temperature: 25° Celsius; Minimum nighttime temperature: 13° Celsius;
-
Maximum daytime temperature: 24° Celsius; Minimum nighttime temperature: 12° Celsius;
Maximum daytime temperature: 24° Celsius; Minimum nighttime temperature: 12° Celsius;
-
Maximum daytime temperature: 19° Celsius; Minimum nighttime temperature: 7° Celsius;
Maximum daytime temperature: 19° Celsius; Minimum nighttime temperature: 7° Celsius;
-
Maximum daytime temperature: 19° Celsius; Minimum nighttime temperature: 8° Celsius;
Maximum daytime temperature: 19° Celsius; Minimum nighttime temperature: 8° Celsius;
-
Maximum daytime temperature: 24° Celsius; Minimum nighttime temperature: 14° Celsius;
Maximum daytime temperature: 24° Celsius; Minimum nighttime temperature: 14° Celsius;
-
Maximum daytime temperature: 25° Celsius; Minimum nighttime temperature: 17° Celsius;
Maximum daytime temperature: 25° Celsius; Minimum nighttime temperature: 17° Celsius;
Sunny.
Sunrise:
Sunset:
H UV
No pollution data.
No pollen data.
7 day forecast for Ottawa International
Today (16 September 2025)
| Time |
08:00
|
09:00
|
10:00
|
11:00
|
12:00
|
13:00
|
14:00
|
15:00
|
16:00
|
17:00
|
18:00
|
19:00
|
20:00
|
21:00
|
22:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Weather symbols |  |
|
|
|
|
|
|
|
|
|
|
 |
|
|
|
|
| Chance of precipitation |
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature |
13°
|
15°
|
18°
|
20°
|
21°
|
22°
|
23°
|
24°
|
24°
|
24°
|
23°
|
21°
|
20°
|
19°
|
18°
|
17°
|
| Feels like temperature (°C) |
13°
|
16°
|
18°
|
19°
|
21°
|
22°
|
23°
|
23°
|
24°
|
24°
|
24°
|
21°
|
19°
|
18°
|
17°
|
16°
|
| Wind direction and speed |
NNE
2
|
NNE
1
|
ENE
3
|
E
3
|
E
3
|
ESE
3
|
ESE
3
|
E
3
|
E
3
|
E
3
|
E
3
|
E
5
|
E
5
|
ESE
5
|
ESE
5
|
ESE
5
|
| Wind gust (mph) |
6
|
5
|
10
|
12
|
12
|
12
|
12
|
11
|
10
|
9
|
9
|
9
|
10
|
11
|
10
|
8
|
| Visibility |
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
91%
|
82%
|
66%
|
57%
|
55%
|
52%
|
43%
|
41%
|
40%
|
41%
|
55%
|
57%
|
60%
|
62%
|
63%
|
67%
|
| UV | 1 | 2 | 4 | 5 | 6 | 6 | 5 | 4 | 2 | 1 | 1 | 1 | - | - | - | - |
Wednesday (17 September 2025)
| Time |
00:00
|
01:00
|
02:00
|
03:00
|
04:00
|
05:00
|
06:00
|
07:00
|
08:00
|
09:00
|
10:00
|
11:00
|
12:00
|
13:00
|
14:00
|
15:00
|
16:00
|
17:00
|
18:00
|
19:00
|
20:00
|
21:00
|
22:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Chance of precipitation |
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature (°C) |
16°
|
15°
|
14°
|
13°
|
13°
|
12°
|
12°
|
11°
|
13°
|
15°
|
17°
|
19°
|
21°
|
22°
|
23°
|
24°
|
25°
|
25°
|
24°
|
22°
|
21°
|
20°
|
19°
|
18°
|
| Feels like temperature (°C) |
16°
|
15°
|
14°
|
14°
|
13°
|
12°
|
12°
|
11°
|
13°
|
16°
|
17°
|
19°
|
21°
|
23°
|
24°
|
24°
|
25°
|
25°
|
25°
|
22°
|
21°
|
20°
|
19°
|
18°
|
| Wind direction and speed (mph) |
E
3
|
ENE
3
|
ENE
3
|
ENE
2
|
E
2
|
E
3
|
E
3
|
E
3
|
E
3
|
E
2
|
ESE
2
|
SE
2
|
SSE
2
|
SSE
3
|
SSE
3
|
S
3
|
S
3
|
S
3
|
S
4
|
SSW
5
|
SSW
5
|
SSW
5
|
SW
4
|
SW
4
|
| Wind gust (mph) |
7
|
6
|
5
|
4
|
5
|
5
|
5
|
5
|
6
|
7
|
8
|
8
|
8
|
10
|
10
|
10
|
9
|
9
|
9
|
10
|
10
|
9
|
9
|
7
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
74%
|
77%
|
82%
|
84%
|
85%
|
85%
|
87%
|
90%
|
85%
|
76%
|
71%
|
65%
|
62%
|
55%
|
53%
|
48%
|
42%
|
43%
|
57%
|
57%
|
61%
|
66%
|
69%
|
75%
|
| UV | - | - | - | - | - | - | 1 | 1 | 1 | 2 | 4 | 5 | 6 | 6 | 5 | 4 | 2 | 1 | 1 | 1 | - | - | - | - |
Thursday (18 September 2025)
| Time |
00:00
|
01:00
|
02:00
|
03:00
|
04:00
|
05:00
|
06:00
|
07:00
|
08:00
|
09:00
|
10:00
|
11:00
|
12:00
|
13:00
|
14:00
|
15:00
|
16:00
|
17:00
|
18:00
|
19:00
|
20:00
|
21:00
|
22:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
|
|
|
|
 |
|
|
|
|
|
|
|
|
|
|
|
| Chance of precipitation |
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
10%
|
10%
|
<5%
|
<5%
|
10%
|
20%
|
10%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature (°C) |
17°
|
16°
|
16°
|
15°
|
15°
|
14°
|
14°
|
13°
|
15°
|
17°
|
19°
|
21°
|
22°
|
23°
|
24°
|
24°
|
24°
|
23°
|
22°
|
21°
|
20°
|
19°
|
19°
|
18°
|
| Feels like temperature (°C) |
17°
|
17°
|
16°
|
15°
|
15°
|
14°
|
14°
|
13°
|
15°
|
17°
|
19°
|
20°
|
22°
|
23°
|
24°
|
23°
|
23°
|
22°
|
22°
|
21°
|
20°
|
19°
|
18°
|
16°
|
| Wind direction and speed (mph) |
SW
3
|
SW
3
|
SW
2
|
SW
3
|
SW
3
|
SW
2
|
SW
3
|
SW
3
|
SW
3
|
WSW
3
|
W
4
|
W
5
|
W
5
|
W
6
|
WNW
7
|
WNW
8
|
NW
9
|
NW
9
|
NW
8
|
NW
8
|
NW
8
|
NNW
8
|
NNW
8
|
NNW
8
|
| Wind gust (mph) |
6
|
5
|
4
|
5
|
4
|
5
|
4
|
5
|
8
|
11
|
13
|
14
|
16
|
19
|
20
|
22
|
22
|
22
|
20
|
18
|
18
|
19
|
19
|
19
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
G
|
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
77%
|
81%
|
83%
|
84%
|
86%
|
86%
|
89%
|
92%
|
88%
|
81%
|
73%
|
65%
|
63%
|
62%
|
60%
|
62%
|
62%
|
64%
|
67%
|
72%
|
73%
|
72%
|
70%
|
67%
|
| UV | - | - | - | - | - | - | 1 | 1 | 1 | 2 | 4 | 5 | 6 | 6 | 5 | 3 | 2 | 1 | 1 | 1 | - | - | - | - |
Friday (19 September 2025)
| Time |
00:00
|
01:00
|
02:00
|
03:00
|
04:00
|
05:00
|
06:00
|
07:00
|
08:00
|
09:00
|
10:00
|
11:00
|
12:00
|
13:00
|
14:00
|
15:00
|
16:00
|
17:00
|
18:00
|
19:00
|
20:00
|
21:00
|
22:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Chance of precipitation |
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature (°C) |
17°
|
16°
|
15°
|
15°
|
14°
|
13°
|
12°
|
12°
|
12°
|
12°
|
13°
|
15°
|
16°
|
17°
|
18°
|
18°
|
18°
|
18°
|
18°
|
16°
|
15°
|
14°
|
13°
|
12°
|
| Feels like temperature (°C) |
16°
|
15°
|
14°
|
13°
|
13°
|
12°
|
11°
|
10°
|
10°
|
11°
|
12°
|
13°
|
14°
|
15°
|
16°
|
16°
|
16°
|
16°
|
15°
|
14°
|
13°
|
12°
|
12°
|
11°
|
| Wind direction and speed (mph) |
NNW
8
|
NNW
8
|
NNW
7
|
NNW
7
|
NNW
7
|
NNW
7
|
NNW
7
|
NNW
7
|
NNW
8
|
NNW
9
|
NNW
8
|
NNW
8
|
NNW
8
|
NNW
8
|
NNW
9
|
NNW
9
|
NNW
9
|
NNW
9
|
NNW
8
|
NNW
7
|
NNW
6
|
NNW
5
|
NNW
5
|
NNW
5
|
| Wind gust (mph) |
18
|
17
|
17
|
16
|
17
|
17
|
17
|
18
|
22
|
22
|
22
|
22
|
23
|
23
|
23
|
23
|
23
|
22
|
20
|
15
|
13
|
11
|
11
|
11
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
65%
|
65%
|
64%
|
65%
|
66%
|
67%
|
68%
|
69%
|
67%
|
64%
|
57%
|
53%
|
41%
|
39%
|
39%
|
38%
|
37%
|
36%
|
38%
|
40%
|
41%
|
48%
|
53%
|
56%
|
| UV | - | - | - | - | - | - | 1 | 1 | 1 | 2 | 4 | 5 | 6 | 6 | 5 | 4 | 2 | 1 | 1 | 1 | - | - | - | - |
Saturday (20 September 2025)
| Time |
00:00
|
01:00
|
02:00
|
03:00
|
04:00
|
05:00
|
06:00
|
07:00
|
08:00
|
09:00
|
10:00
|
11:00
|
12:00
|
13:00
|
14:00
|
15:00
|
16:00
|
17:00
|
18:00
|
19:00
|
20:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Chance of precipitation |
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature (°C) |
11°
|
11°
|
10°
|
9°
|
9°
|
9°
|
8°
|
7°
|
9°
|
11°
|
12°
|
14°
|
15°
|
16°
|
17°
|
18°
|
18°
|
19°
|
18°
|
16°
|
15°
|
12°
|
| Feels like temperature (°C) |
10°
|
10°
|
9°
|
8°
|
8°
|
8°
|
7°
|
7°
|
8°
|
10°
|
11°
|
13°
|
14°
|
15°
|
16°
|
17°
|
17°
|
17°
|
17°
|
15°
|
14°
|
11°
|
| Wind direction and speed (mph) |
NNW
5
|
N
5
|
N
5
|
N
5
|
N
4
|
NNE
4
|
NNE
4
|
NNE
4
|
NNE
3
|
NE
4
|
ENE
5
|
E
5
|
ESE
3
|
SE
3
|
SSE
3
|
SSE
3
|
SSE
3
|
SSE
3
|
SE
4
|
SE
5
|
SE
5
|
SE
5
|
| Wind gust (mph) |
11
|
10
|
10
|
9
|
9
|
8
|
8
|
8
|
11
|
13
|
14
|
14
|
13
|
13
|
13
|
12
|
11
|
10
|
10
|
10
|
11
|
10
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
58%
|
61%
|
64%
|
65%
|
67%
|
68%
|
71%
|
73%
|
67%
|
56%
|
46%
|
42%
|
40%
|
39%
|
39%
|
38%
|
36%
|
37%
|
40%
|
43%
|
42%
|
54%
|
| UV | - | - | - | - | - | - | 1 | 1 | 1 | 2 | 4 | 5 | 6 | 6 | 5 | 3 | 2 | 1 | 1 | 1 | - | - |
Sunday (21 September 2025)
| Time |
02:00
|
05:00
|
08:00
|
11:00
|
14:00
|
17:00
|
20:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
| Chance of precipitation |
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature (°C) |
10°
|
9°
|
10°
|
16°
|
22°
|
24°
|
20°
|
18°
|
| Feels like temperature (°C) |
10°
|
8°
|
9°
|
15°
|
21°
|
22°
|
19°
|
18°
|
| Wind direction and speed (mph) |
ESE
4
|
ESE
4
|
ESE
4
|
SE
4
|
S
5
|
SSW
7
|
S
6
|
S
5
|
| Wind gust (mph) |
8
|
9
|
13
|
15
|
17
|
17
|
13
|
10
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
64%
|
73%
|
73%
|
58%
|
50%
|
45%
|
62%
|
73%
|
| UV | - | - | 1 | 5 | 5 | 1 | - | - |
Monday (22 September 2025)
| Time |
02:00
|
05:00
|
08:00
|
11:00
|
14:00
|
17:00
|
20:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
| Chance of precipitation |
10%
|
10%
|
<5%
|
20%
|
10%
|
10%
|
10%
|
20%
|
| Temperature (°C) |
16°
|
15°
|
16°
|
20°
|
24°
|
25°
|
22°
|
19°
|
| Feels like temperature (°C) |
16°
|
15°
|
16°
|
19°
|
24°
|
25°
|
22°
|
19°
|
| Wind direction and speed (mph) |
S
5
|
SSE
4
|
SSE
4
|
S
6
|
S
7
|
SSW
8
|
SSW
6
|
S
6
|
| Wind gust (mph) |
9
|
9
|
15
|
18
|
20
|
18
|
14
|
12
|
| Visibility (description) |
VG
|
G
|
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
81%
|
89%
|
91%
|
73%
|
58%
|
54%
|
66%
|
76%
|
| UV | - | - | 1 | 5 | 5 | 1 | - | - |
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Forecast for 08:00 (UTC-4), Tue
Updated 07:27 (UTC+1) on Tue 16 Sep 2025
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